II - Mission Support Public
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000065-NDM-000214
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must be configured to enforce the limit of three consecutive invalid logon attempts, after which time it must block any login attempt for 15 minutes.
<VulnDiscussion>By limiting the number of failed login attempts, the risk of unauthorized system access via user password guessing, otherwise...Rule Medium Severity -
SRG-APP-000164-NDM-000252
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must enforce a minimum 15-character password length.
<VulnDiscussion>Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute...Rule Medium Severity -
SRG-APP-000190-NDM-000267
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must terminate the device management session at the end of the session or after 10 minutes of inactivity.
<VulnDiscussion>Terminating an idle session within a short time period reduces the window of opportunity for unauthorized personnel to take c...Rule High Severity -
SRG-APP-000373-NDM-000298
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must be configured to synchronize internal information system clocks using redundant authoritative time sources.
<VulnDiscussion>The loss of connectivity to a particular authoritative time source will result in the loss of time synchronization (free-run ...Rule Medium Severity -
SRG-APP-000374-NDM-000299
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must record time stamps for audit records that can be mapped to Coordinated Universal Time (UTC).
<VulnDiscussion>If time stamps are not consistently applied and there is no common time reference, it is difficult to perform forensic analys...Rule Medium Severity -
SRG-APP-000400-NDM-000313
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must prohibit the use of cached authenticators after an organization-defined time period.
<VulnDiscussion>Some authentication implementations can be configured to use cached authenticators. If cached authentication information is ...Rule Medium Severity -
SRG-APP-000435-NDM-000315
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must be configured to protect against known types of denial-of-service (DoS) attacks by employing organization-defined security safeguards.
<VulnDiscussion>DoS is a condition when a resource is not available for legitimate users. When this occurs, the organization either cannot ac...Rule Medium Severity -
SRG-APP-000499-NDM-000319
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must generate audit records when successful/unsuccessful attempts to delete administrator privileges occur.
<VulnDiscussion>Without generating audit records specific to the security and mission needs of the organization, it would be difficult to est...Rule Medium Severity -
SRG-APP-000515-NDM-000325
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must be configured to send logs to a central log server.
<VulnDiscussion>Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Offloading is a common ...Rule Medium Severity -
SRG-APP-000516-NDM-000334
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must generate log records for the info level to capture the DoD-required auditable events.
<VulnDiscussion>Auditing and logging are key components of any security architecture. Logging the actions of specific events provides a means...Rule Medium Severity -
SRG-APP-000516-NDM-000336
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must integrate with either VMware Identity Manager (vIDM) or VMware Workspace ONE Access.
<VulnDiscussion>Centralized management of authentication settings increases the security of remote and nonlocal access methods. This control ...Rule High Severity -
SRG-APP-000516-NDM-000340
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must be configured to conduct backups on an organizationally defined schedule.
<VulnDiscussion>System-level information includes default and customized settings and security attributes, including ACLs that relate to the ...Rule Medium Severity -
SRG-APP-000516-NDM-000341
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must support organizational requirements to conduct backups of information system documentation, including security-related documentation, when changes occur or weekly, whichever is sooner.
<VulnDiscussion>Information system backup is a critical step in maintaining data assurance and availability. Information system and security-...Rule Medium Severity -
SRG-APP-000516-NDM-000344
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must obtain its public key certificates from an approved DoD certificate authority.
<VulnDiscussion>For user certificates, each organization obtains certificates from an approved, shared service provider, as required by OMB p...Rule Medium Severity -
SRG-APP-000516-NDM-000350
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must be configured to send log data to a central log server for the purpose of forwarding alerts to the administrators and the Information System Security Officer (ISSO).
<VulnDiscussion>The aggregation of log data kept on a syslog server can be used to detect attacks and trigger an alert to the appropriate sec...Rule High Severity -
SRG-APP-000516-NDM-000351
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must be running a release that is currently supported by the vendor.
<VulnDiscussion>Network devices running an unsupported operating system lack current security fixes required to mitigate the risks associated...Rule High Severity -
SRG-APP-000142-NDM-000245
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must not provide environment information to third parties.
<VulnDiscussion>Providing technical details about an environment's infrastructure to third parties could unknowingly expose sensitive informa...Rule Medium Severity -
SRG-APP-000142-NDM-000245
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must disable SSH.
<VulnDiscussion>The NSX-T shell provides temporary access to commands essential for server maintenance. Intended primarily for use in break-f...Rule Low Severity -
SRG-APP-000142-NDM-000245
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must disable unused local accounts.
<VulnDiscussion>Prior to NSX-T 3.1 and earlier, there are three local accounts: root, admin, and audit. These local accounts could not be dis...Rule Medium Severity -
SRG-APP-000142-NDM-000245
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must disable TLS 1.1 and enable TLS 1.2.
<VulnDiscussion>TLS 1.0 and 1.1 are deprecated protocols with well-published shortcomings and vulnerabilities. TLS 1.2 must be enabled on all...Rule Medium Severity -
SRG-APP-000142-NDM-000245
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must disable SNMP v2.
<VulnDiscussion>SNMPv3 supports commercial-grade security, including authentication, authorization, access control, and privacy. Previous ver...Rule Medium Severity -
SRG-APP-000142-NDM-000245
<GroupDescription></GroupDescription>Group -
The NSX-T Manager must enable the global FIPS compliance mode for load balancers.
<VulnDiscussion>If unsecured protocols (lacking cryptographic mechanisms) are used for load balancing, the contents of those sessions will be...Rule Medium Severity
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